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Block disposable emails in Next.js in two ways: with the official isitdisposable JavaScript SDK or a hand-rolled fetch. Server Actions, Route Handlers, a fail-open wrapper, client feedback, relay handling, and the Pages Router, in copy-pasteable TypeScript.
Guides27 minute read
Block disposable signups from Python, TypeScript, or an AI agent: three official packages are live" description: "Official Python and TypeScript client libraries and a Model Context Protocol server are now live on PyPI and npm, each wrapping the detection API with safe fail-open defaults.
Product updates4 minute read
A practitioner's guide to disposable email detection: how it works, why disposable bounces don't hurt your Gmail reputation, and how to filter burner signups without blocking real customers.
Guides20 minute read
Why we started this blog and what it will cover: practical guidance on disposable email detection, fraud prevention, and product updates.
Product updates3 minute read
A plain language walkthrough of disposable email addresses, how Domain Name System (DNS) based detection tells them apart from real inboxes, and why isitdisposable.com never contacts a mailbox directly.
Guides7 minute read
A balanced look at why real people reach for a throwaway email address, what it actually costs a product, and how an allow, warn, or block policy keeps enforcement in your hands.
Fraud prevention6 minute read